What is the 100A/2P replacement main breaker for the obsolete NQO panelboard?

Issue:
Replacement 100A main breaker for the obsolete NQO panelboard

Product Line:
Obsolete NQO panelboards that were sold and supported in the USA.

Environment:
Replacement/maintenance.

Cause:
Are specific circuit breakers still available for the obsolete NQO panelboards?

Resolution:
Use a QO2100 with the SK5669 mounting kit.

Released for: Schneider Electric USA